APNIC - Query the APNIC Whois Database

To assist you with debugging problems, this whois query was received from IP Address

% APNIC found the following authoritative answer from: whois.apnic.net
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html
% Information related to ' -'
% Abuse contact for ' -' is 'hostmaster@nic.ad.jp'
inetnum: -
netname:        UTINS
country:        JP
descr:          University of Tsukuba
admin-c:        KK17-AP
tech-c:         KK17-AP
status:         ALLOCATED PORTABLE
notify:         katagisi@cc.tsukuba.ac.jp
notify:         akira@cc.tsukuba.ac.jp
mnt-by:         MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
mnt-lower:      MAINT-JPNIC
last-modified:  2015-12-01T22:24:25Z
source:         APNIC
irt:            IRT-JPNIC-JP
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, Japan
e-mail:         hostmaster@nic.ad.jp
abuse-mailbox:  hostmaster@nic.ad.jp
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
auth:           # Filtered
remarks:        hostmaster@nic.ad.jp was validated on 2020-07-23
mnt-by:         MAINT-JPNIC
last-modified:  2022-06-14T04:26:58Z
source:         APNIC
person:         Kazuki Katagishi
address:        University of Tsukuba
                1-1-1 Tennoudai, Tsukuba305-8577
country:        JP
phone:          +81-298-53-6221
fax-no:         +81-298-53-2983
e-mail:         katagisi@cc.tsukuba.ac.jp
nic-hdl:        KK17-AP
remarks:        ----------
remarks:        imported from ARIN object:
remarks:        poc-handle:  KK631-ARIN
remarks:        is-role:     N
remarks:        last-name:   Katagishi
remarks:        first-name:  Kazuki
remarks:        street:      University of Tsukuba
                1-1-1 Tennoudai, Tsukuba305-8577
remarks:        country:     JP
remarks:        mailbox:     katagisi@cc.tsukuba.ac.jp
remarks:        fax-phone:   +81-298-53-2983
remarks:        bus-phone:   +81-298-53-6221
remarks:        reg-date:    2001-05-29
remarks:        changed:     hostmaster@arin.poc 20010529
remarks:        source:      ARIN
remarks:        ----------
notify:         katagisi@cc.tsukuba.ac.jp
last-modified:  2008-09-04T07:29:34Z
source:         APNIC
% This query was served by the APNIC Whois Service version 1.88.16 (WHOIS-AU3)
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
3 records found for ''
Search for  
IP address lookups Miscellaneous queries

1st level less specific

Returns smallest IP address range that includes the queried IP address or range


Inverse attributes

Returns objects with an attribute that matches the query text and attribute type

All less specific

Return all larger IP address ranges that include the queried IP address or range


Object types

Results that match the query and are of a specified object type

1st level more specific

Returns first level more specific address ranges within the boundaries of the queried IP address range

All more specific

Returns all more specific address ranges within the boundaries of the queried IP address range

Query hints

  • Include "AS" in front of an AS number.
    Example: AS4808

  • Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template
    Example: -t inetnum


Exact match only

Returns address range that exactly matches the queried IP address range

Associated reverse domain

Returns IP address range and associated reverse domain

For more information see: